If you don't begin to be a revolutionist at the age of twenty, then at fifty you will be a most impossible old fossil. If you area red revolutionary at the age of twenty, you have some chance of being up-to-date when you are forty!
But thy strong Hours indignant work’d their wills, And beat me down and marr’d and wasted me, And tho’ they could not end me, left me maim’d To dwell in presence of immortal youth, Immortal age beside immortal youth, And all I was, in ashes. - Tithonus
At some point in every person's life, you will need an assisted medical device - whether it's your glasses, your contacts, or as you age and you have a hip replacement or a knee replacement or a pacemaker. The prosthetic generation is all around us.
Poets, not otherwise than philosophers, painters, sculptors, and musicians, are, in one sense, the creators, and, in another, the creations, of their age.
While the nation that has dared to be great, that has had the will and the power to change the destiny of the ages, in the end must die, yet no less surely the nation that has played the part of the weakling must also die; and whereas the nation that has done nothing leaves nothing behind it, the nation that has done a great work really continues, though in changed form, to live forevermore.